At a meeting with a German lawmaker in Moscow, he reportedly suggested he would be open to coming to Germany, and complained of a US 'campaign of persecution.' Berlin has at least signaled readiness to talk.

Edward Snowden has said he is willing to cooperate with investigations into the US spying scandal -- but he will not testify on Russian soil. The former contractor for the United States' National Security Agency (NSA) wrote down his intentions in a letter handed to German Green Party lawmaker Hans-Christian Ströbele after the pair met in Moscow, where Snowden has been granted temporary asylum.